Tournament List
List all tournaments or create a new tournament.
GET /api/v1/tournaments?format=api&ordering=-players_start&page=1480
{ "count": 60687, "next": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=1481", "previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=-players_start&page=1479", "results": [ { "id": 98346, "name": "9x9 Mini League 10k-25k #114", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1396.756996894482, "deviation": 72.28963709119351, "volatility": 0.060271962182201794 } }, "ranking": 22.652509628626415, "professional": false, "ui_class": "" }, "description": "Special league for players between 25kyu and 10kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": false, "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2023-01-08T20:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2023-01-02T19:37:34.698125Z", "ended": "2023-01-31T11:12:15.428732Z", "start_waiting": "2023-01-02T19:37:34.493826Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true }, { "id": 69830, "name": "Well I don't know the name lol ( 25-20k handicap tournament )", "director": { "id": 770016, "username": "Patience_Tester", "country": "gb", "icon": "https://user-uploads.online-go.com/a285eebd12660e20df271f390b0dcdf9-64.png", "ratings": { "version": 5, "overall": { "rating": 1690.6877553839624, "deviation": 65.42650983750526, "volatility": 0.06001456311821626 } }, "ranking": 27.073749485726683, "professional": false, "ui_class": "" }, "description": "Come on, 25-20k players, join this tournament. :) Attention: **Auto handicap**", "schedule": null, "title": null, "tournament_type": "double_elimination", "handicap": -1, "rules": "japanese", "time_per_move": 873600, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "correspondence", "pause_on_weekends": false, "main_time": 864000, "period_time": 864000, "periods": 10 }, "is_open": true, "exclude_provisional": true, "group": { "id": 5925, "name": "Group for GO", "summary": "Don't have a group? No problem, just join this group!", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": true, "member_count": 70, "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-64.png" }, "auto_start_on_max": false, "time_start": "2021-01-25T05:00:00Z", "players_start": 5, "first_pairing_method": "strength", "subsequent_pairing_method": "slide", "min_ranking": 5, "max_ranking": 10, "analysis_enabled": true, "exclusivity": "open", "started": "2021-01-25T05:00:01.995196Z", "ended": "2022-08-19T19:31:04.678501Z", "start_waiting": "2021-01-25T05:00:01.634220Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/ae175eb5d15786b87350b71f278bbb9e-15.png", "player_count": 10, "ranked": true }, { "id": 134854, "name": "Handicap Arena 2025 - 098", "director": { "id": 526987, "username": "Gia", "country": "gr", "icon": "https://user-uploads.online-go.com/14567c9a0670b7d4a44606ba237f054d-64.png", "ratings": { "version": 5, "overall": { "rating": 1131.3390674606985, "deviation": 63.89894928210641, "volatility": 0.06006068621581099 } }, "ranking": 17.773619993220706, "professional": false, "ui_class": "supporter" }, "description": "Part of an arena tournament. For details, rules and arena-standings see the group page.\n\nThe tournament will start as soon as there are 5 players.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": -1, "rules": "japanese", "time_per_move": 88451, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 13655, "name": "Handicap Arena", "summary": "Organising arena-type handicap correspondence tournaments.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 108, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-64.png" }, "auto_start_on_max": true, "time_start": "2025-12-01T09:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2025-11-30T13:59:50.309856Z", "ended": "2026-01-03T01:00:19.253589Z", "start_waiting": "2025-11-30T13:59:50.166733Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/5fe2ed1a16feb631d49732f2de506b9e-15.png", "player_count": 5, "ranked": true }, { "id": 138987, "name": "13x13 Mini League 5k-15k #39", "director": { "id": 1688153, "username": "Mittelmark", "country": "de", "icon": "https://user-uploads.online-go.com/f86d53e1b08ba490783eac759518a835-64.png", "ratings": { "version": 5, "overall": { "rating": 1060.5022291891732, "deviation": 67.10767803005136, "volatility": 0.06002369493625782 } }, "ranking": 16.27675605085914, "professional": false, "ui_class": "supporter" }, "description": "A little round robin with 4 games for everyone on a 13x13 board with (not too) relaxed time settings.", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 93703, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 432000, "max_time": 1209600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 161, "name": "13x13", "summary": "Like to play on a 13 x 13 board?", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 60, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg" }, "auto_start_on_max": true, "time_start": "2026-04-10T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": false, "exclusivity": "open", "started": "2026-04-08T04:00:02.719025Z", "ended": "2026-06-25T23:59:10.605218Z", "start_waiting": "2026-04-08T04:00:02.277055Z", "board_size": 13, "active_round": null, "icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg", "player_count": 5, "ranked": true }, { "id": 17725, "name": "Insei League 19x19 Opening Brawl", "director": { "id": 234012, "username": "Peng15", "country": "_Pirate", "icon": "https://user-uploads.online-go.com/dbd9a0ae4a8c548b83384708facc4a04-64.png", "ratings": { "version": 5, "overall": { "rating": 1613.1659642714749, "deviation": 64.48857087344759, "volatility": 0.05994831096317661 } }, "ranking": 25.987164499341826, "professional": false, "ui_class": "" }, "description": "Opening tournament for \"Insei of OGS\"", "schedule": null, "title": null, "tournament_type": "mcmahon", "handicap": 0, "rules": "japanese", "time_per_move": 87360, "time_control_parameters": { "time_control": "fischer", "initial_time": 86400, "max_time": 604800, "time_increment": 86400 }, "is_open": true, "exclude_provisional": false, "group": { "id": 1125, "name": "THE INSEI OF OGS", "summary": "Active semi-competitive players who compete in 19x19 games.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 98, "icon": "https://user-uploads.online-go.com/8415fa763e97c20b349031bb016ce656-64.png" }, "auto_start_on_max": true, "time_start": "2016-05-29T10:15:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "strength", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": false, "exclusivity": "group", "started": "2016-05-29T10:15:28.902699Z", "ended": "2018-01-25T12:24:16.169735Z", "start_waiting": "2016-05-29T10:15:28.250198Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/8415fa763e97c20b349031bb016ce656-15.png", "player_count": 50, "ranked": true }, { "id": 13334, "name": "Cañonazo de año nuevo", "director": { "id": 40205, "username": "origamista", "country": "ve", "icon": "https://user-uploads.online-go.com/c61a809baf3421a4f879c4c114438dc9-64.png", "ratings": { "version": 5, "overall": { "rating": 1554.3888318394806, "deviation": 61.93897969569956, "volatility": 0.059938725644886746 } }, "ranking": 25.127923280850638, "professional": false, "ui_class": "" }, "description": "Torneo Independiente en OGS celebrando año nuevo,\npara incentivar el espíritu de lucha y apoyar las competiciones venideras.", "schedule": null, "title": null, "tournament_type": "swiss", "handicap": 0, "rules": "japanese", "time_per_move": 1080, "time_control_parameters": { "time_control": "fischer", "initial_time": 43200, "max_time": 259200, "time_increment": 600 }, "is_open": true, "exclude_provisional": true, "group": { "id": 331, "name": "Venezuela", "summary": "Algunos objetivos de este grupo son: 1 Mejorar el nivel en el Go de sus miembros a través de partidas tutoriales de los jugadores más fuertes del grupo 2 Jugar partidas en todos los estilos, incluyendo partidas por correspondencias comentadas una vez final", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 59, "icon": "https://user-uploads.online-go.com/81979ae8dd323d18205a113cfe357fe6-64.png" }, "auto_start_on_max": false, "time_start": "2016-01-01T04:29:00Z", "players_start": 5, "first_pairing_method": "slaughter", "subsequent_pairing_method": "slaughter", "min_ranking": 0, "max_ranking": 36, "analysis_enabled": true, "exclusivity": "group", "started": "2016-01-01T04:29:29.779106Z", "ended": "2016-01-04T00:04:34.292231Z", "start_waiting": "2016-01-01T04:29:29.624501Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/81979ae8dd323d18205a113cfe357fe6-15.png", "player_count": 6, "ranked": true }, { "id": 98123, "name": "League \"DDK 9x9\" #1 (16-10k)", "director": { "id": 1247187, "username": "Lucas Oliveira", "country": "br", "icon": "https://user-uploads.online-go.com/15ab88fec5fca2f1400670048de7f09e-64.png", "ratings": { "version": 5, "overall": { "rating": 1166.6598466200612, "deviation": 64.75246045854274, "volatility": 0.06002033111160838 } }, "ranking": 18.48531783783536, "professional": false, "ui_class": "" }, "description": "League \"Double Digit Kyu 9x9\" \nEdition 1 - (16-10 Kyu) \nGood game for everyone!\n\n* The tournament will start when 5 players join it.\n* A page will be created to show the winners of each edition", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 92495, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "pause_on_weekends": true, "time_increment": 86400, "initial_time": 172800, "max_time": 432000 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12686, "name": "Double Digit Kyu 9x9 ", "summary": "For all \"Double Digit Kyu\" Go lovers to develop their skills.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 1, "icon": "https://user-uploads.online-go.com/4075bf2d260d7d5780f23dc8992c0381-64.png" }, "auto_start_on_max": true, "time_start": "2022-12-25T21:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 14, "max_ranking": 20, "analysis_enabled": true, "exclusivity": "open", "started": "2022-12-26T04:21:08.618727Z", "ended": "2023-01-08T23:45:32.852282Z", "start_waiting": "2022-12-26T04:21:08.370684Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/4075bf2d260d7d5780f23dc8992c0381-15.png", "player_count": 5, "ranked": true }, { "id": 100584, "name": "Ranked Mode", "director": { "id": 1035316, "username": "KoreaAlphaZero", "country": "kr", "icon": "https://user-uploads.online-go.com/6bca86ee91a1431a7292c1b3aa326d4d-64.png", "ratings": { "version": 5, "overall": { "rating": 1987.8379732158633, "deviation": 81.98369556705822, "volatility": 0.06011320896303014 } }, "ranking": 30.822016927462926, "professional": false, "ui_class": "" }, "description": "Fight", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 3714, "time_control_parameters": { "system": "byoyomi", "time_control": "byoyomi", "speed": "live", "pause_on_weekends": false, "main_time": 14400, "period_time": 3600, "periods": 300 }, "is_open": true, "exclude_provisional": true, "group": { "id": 12925, "name": "OGS [Korea]", "summary": "", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 10, "icon": "https://user-uploads.online-go.com/fb5b366e11c08f76835a6454da5ff087-64.png" }, "auto_start_on_max": false, "time_start": "2023-02-28T03:30:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 5, "max_ranking": 38, "analysis_enabled": true, "exclusivity": "open", "started": "2024-07-26T12:49:25.834706Z", "ended": "2024-08-01T08:04:03.099274Z", "start_waiting": "2024-07-26T12:49:25.609419Z", "board_size": 19, "active_round": null, "icon": "https://user-uploads.online-go.com/fb5b366e11c08f76835a6454da5ff087-15.png", "player_count": 5, "ranked": true }, { "id": 121617, "name": "9x9 New Zealand 15k-1k League #14", "director": { "id": 178104, "username": "dexonsmith", "country": "ca", "icon": "https://user-uploads.online-go.com/448e520df4ffd817b1802a450a4c9058-64.png", "ratings": { "version": 5, "overall": { "rating": 1390.7732166446785, "deviation": 67.55416504748428, "volatility": 0.06064009346038413 } }, "ranking": 22.55312076827671, "professional": false, "ui_class": "supporter" }, "description": "15k-1k. 5 players. Starts only when full.\n\nNew Zealand rules. 9x9 board. Even games. Round robin.\n\nFor more tournaments and ladders with New Zealand rules: <https://online-go.com/group/14024>", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "nz", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 14024, "name": "New Zealand Ladders", "summary": "Group for ladders and tournaments that use New Zealand rules.", "require_invitation": false, "is_public": true, "admin_only_tournaments": true, "hide_details": false, "member_count": 80, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-64.png" }, "auto_start_on_max": true, "time_start": "2024-11-26T04:10:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 29, "analysis_enabled": true, "exclusivity": "open", "started": "2024-11-18T17:04:46.982402Z", "ended": "2024-12-13T08:53:15.604514Z", "start_waiting": "2024-11-18T17:04:46.612265Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/6d3f1240da125f52148d02ea549146da-15.png", "player_count": 5, "ranked": true }, { "id": 133282, "name": "9x9 Mini League 5k-15k #143", "director": { "id": 1015644, "username": "wiadp1", "country": "pl", "icon": "https://user-uploads.online-go.com/253ed3da1cc83d36ac1e5313f959f54d-64.png", "ratings": { "version": 5, "overall": { "rating": 1396.756996894482, "deviation": 72.28963709119351, "volatility": 0.060271962182201794 } }, "ranking": 22.652509628626415, "professional": false, "ui_class": "" }, "description": "Special league for players between 15kyu and 5kyu. Tournament will be started as soon as 5 players will join it.\n\nPrevious winners: https://online-go.com/group/10842", "schedule": null, "title": null, "tournament_type": "roundrobin", "handicap": 0, "rules": "japanese", "time_per_move": 95543, "time_control_parameters": { "system": "fischer", "time_control": "fischer", "speed": "correspondence", "time_increment": 86400, "initial_time": 259200, "max_time": 604800 }, "is_open": true, "exclude_provisional": true, "group": { "id": 3524, "name": "9x9 Lovers", "summary": "A group for Go players who love the 9x9 board.", "require_invitation": false, "is_public": true, "admin_only_tournaments": false, "hide_details": false, "member_count": 716, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-64.png" }, "auto_start_on_max": true, "time_start": "2025-10-19T19:00:00Z", "players_start": 5, "first_pairing_method": "slide", "subsequent_pairing_method": "slaughter", "min_ranking": 15, "max_ranking": 25, "analysis_enabled": true, "exclusivity": "open", "started": "2025-10-19T03:41:26.521708Z", "ended": "2025-11-25T03:17:20.224306Z", "start_waiting": "2025-10-19T03:41:26.360994Z", "board_size": 9, "active_round": null, "icon": "https://user-uploads.online-go.com/524010f9e013f409bdc23336febde936-15.png", "player_count": 5, "ranked": true } ] }
